It signals the body to lower temperature, slow metabolism, and prepare for rest.
Light exposure — especially blue light — suppresses its release.
That’s why screen time late at night keeps the brain alert even when the body is tired.
Nutrition that Feeds the Sleep Pathway
Nutrient | EFSA-approved function | Food sources |
Vitamin B6 | contributes to normal functioning of the nervous system and normal psychological function | poultry, bananas, sunflower seeds |
Niacin (B3) | contributes to normal energy metabolism and reduction of tiredness and fatigue | legumes, fish, peanuts |
Magnesium | contributes to normal functioning of the nervous system and muscles | nuts, leafy greens, whole grains |
Zinc | contributes to normal cognitive function and DNA synthesis | pumpkin seeds, seafood, eggs |